$ query “AS137991” --type=asn → 1 result(s)
AS137991 · LIFEWAY-AS-AP
Lifeway Singapore Pte. Ltd.
AS137991 is owned by Lifeway Singapore Pte. Ltd. and is a residential access provider, based in Singapore. The system announces 2 304 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in Singapore.
Basic Information
- Country
- 🇸🇬 Singapore
- Category
- Internet Service Provider
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Last Changed
- October 03, 2026
- Last Seen
- October 10, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 10 / 4
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 2 304
- Largest IPv4 Prefix
- /22 (1 024 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇸🇬 Singapore (2 304 IPs)
- Prefix Changed
- March 12, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 3 upstreams providing transit
- Peers
- 27 networks exchanging traffic without transit
- Downstream Customers
- 2 downstreams buying transit
- Unclassified
- 2 unclassified BGP neighbors
- Degree
- 34 unique BGP neighbors
- Reach
- 2 networks in customer cone
Upstream Providers (3)
Prefix Lists
IPv4 Prefixes (10 total)
- 103.119.148.0/22 (1 024 addresses (/22 prefix))
- 203.1.22.0/23 (512 addresses (/23 prefix))
- 203.10.100.0/23 (512 addresses (/23 prefix))
- 45.121.188.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (1 total)
- 2403:4540::/32